- 7969 - Mijn - August 1967 (est)
- 7970 - Franken? - August 1967 (est)
- 7971 - Schuitemaker - August 1967 (est)
- 7972 - Leenaers - August 1967 (est)
- 7973 - Kroon - August 1967 (est)
- 7974 - Ultee - August 1967 (est)
- 7975 - Dubois, W. - August 1967 (est)
- 7976 - Groen, T. - August 1967 (est) - Tiemen Groen 5 time world champion
- 7977 - Stevens, H. - August 1967 (est)
- 7978 - Helsloot - August 1967 (est)
- 7979 - Bloks - August 1967 (est)
- 7980 - van Krimpen - August 1967 (est)
